Crunch, as in the sound of biting into a Doritos Locos Tacos. A variety Taco Bell has been serving since 2012. But four former Taco Bell interns say they came up with the idea all the way back in 1995. Andrea Watt and three fellow interns were told that their idea wasn't really all that marketable. But Taco Bell has netted $1 billion from the Doritos Locos Tacos. The former interns say they don't want money, just a little bit of recognition.

And that's the business news on MORNING EDITION from NPR News. I'm David Greene.